121514900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{443}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 285960864

約数和(自身を除く): 164445964

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 211, 260, 325, 422, 443, 650, 844, 886, 1055, 1300, 1772, 2110, 2215, 2743, 4220, 4430, 5275, 5486, 5759, 8860, 10550, 10972, 11075, 11518, 13715, 21100, 22150, 23036, 27430, 28795, 44300, 54860, 57590, 68575, 93473, 115180, 137150, 143975, 186946, 274300, 287950, 373892, 467365, 575900, 934730, 1215149, 1869460, 2336825, 2430298, 4673650, 4860596, 6075745, 9347300, 12151490, 24302980, 30378725, 60757450, 121514900]

約数ペア:

[(1, 121514900), (2, 60757450), (4, 30378725), (5, 24302980), (10, 12151490), (13, 9347300), (20, 6075745), (25, 4860596), (26, 4673650), (50, 2430298), (52, 2336825), (65, 1869460), (100, 1215149), (130, 934730), (211, 575900), (260, 467365), (325, 373892), (422, 287950), (443, 274300), (650, 186946), (844, 143975), (886, 137150), (1055, 115180), (1300, 93473), (1772, 68575), (2110, 57590), (2215, 54860), (2743, 44300), (4220, 28795), (4430, 27430), (5275, 23036), (5486, 22150), (5759, 21100), (8860, 13715), (10550, 11518), (10972, 11075)]